[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [Bug ?]Qemu segfault because of non-initial kvm_state v
|
From: |
Paolo Bonzini |
|
Subject: |
Re: [Qemu-devel] [Bug ?]Qemu segfault because of non-initial kvm_state variable |
|
Date: |
Tue, 03 Mar 2015 11:11:35 +0100 |
|
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 03/03/2015 09:01, Gonglei (Arei) wrote:
> Hi,
>
> I encountered a Qemu segfault problem in my environment.
>
> # ./qemu-system-x86_64 -enable-kvm -m 4096 -smp 4 -name redhat6.2 -drive
> file=/home/win2008_ent_r2_64_01,\
> if=none,id=drive-ide0-0-0 -device
> ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 -vnc :10
> Segmentation fault
Should be fixed by:
diff --git a/kvm-all.c b/kvm-all.c
index 05a79c2..e04a0ca 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -1679,7 +1679,7 @@ void kvm_flush_coalesced_mmio_buffer(void)
{
KVMState *s = kvm_state;
- if (s->coalesced_flush_in_progress) {
+ if (!s || s->coalesced_flush_in_progress) {
return;
}
Paolo